CN102795349A - Wearable auxiliary device for aircraft maintenance - Google Patents
Wearable auxiliary device for aircraft maintenance Download PDFInfo
- Publication number
- CN102795349A CN102795349A CN2012102200982A CN201210220098A CN102795349A CN 102795349 A CN102795349 A CN 102795349A CN 2012102200982 A CN2012102200982 A CN 2012102200982A CN 201210220098 A CN201210220098 A CN 201210220098A CN 102795349 A CN102795349 A CN 102795349A
- Authority
- CN
- China
- Prior art keywords
- wearable
- maintenance
- telltale
- auxiliary device
- wearable computer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Helmets And Other Head Coverings (AREA)
Abstract
The invention belongs to wearable auxiliary equipment for aircraft maintenance in the field of the maintenance of aviation machines. The wearable auxiliary equipment comprises a wearable computer, a head motion detector which contains a helmet, an inertial sensor with a gyroscope or a gyroscope of the helmet, a microcontroller and a communication circuit, a camera, a monocular display, earphones, a microphone and a power supply. According to the wearable auxiliary equipment, the head wearable camera is arranged additionally to take pictures and record videos for reference on conditions of maintenance sites and the like, and an operation request is sent by using voice and is confirmed or denied in modes of nodding and shaking a head, so that the auxiliary equipment for maintenance has the characteristics that a comprehensive function is high, the auxiliary equipment can be maintained without manual operation, the conditions (such as failure phenomena and maintenance results) of the maintenance sites and the like can be photographed and recorded accurately and objectively at any time to analyze failure and track the maintenance results subsequently, the maintenance quality and the maintenance efficiency can be improved effectively, the maintenance cost can be reduced and the like.
Description
Technical field
Accessory equipment is used in the aircraft maintenance that the invention belongs in the aviation machine maintenance field; Particularly a kind of wearable computer and voice etc. of adopting do not need the manual non-traditional Input/Output Device of operating personal to use auxiliary device as the Wearable aircraft maintenance of man-machine interaction mode, and this device also can be used as other aircraft maintenance auxiliary device.
Technical background
At present, the maintenance of aircraft is complicated day by day, and is particularly particularly heavy to the maintenance task of civil aircraft, and maintainer's technical requirements is also improved constantly.And the maintainer is difficult to memoriter accurately to grasp to standards such as maintenance flow and fault judgement, if lean on artificial enquiry papery technical documentation and manual of maintenance, flow process, and seek navigate material, accessory, instrument etc. then with the labor time, and mistake happens occasionally; And existing general computer is not only heavy but also lack unconventional efficiently interaction capabilities, is not suitable for aircraft on site maintenance.
Beijing Aerospace Measurement & Control Technology Developmennt Company under this China Aerospace Science and Industry Corporation has been produced a kind of " the portable maintenance analysis equipment of space flight measurement and control " (referring to " dual-use technology product " the 3rd phase in 2010, P32), though this analytical equipment can satisfy the electronic documentation query function in the maintenance supporting system basically; But because this equipment adopts the integrated entire machine design of hand-held, import, show the handbook content, need carry out through maintainer's eye, hand when consulting manual of maintenance through liquid crystal display through button.
And " the auxiliary maintenance of aircraft is with wearable computer (Wearable Computing for Aircraft Maintenance:Simplifying the User Interface) " (Tom Nicolai that develop at Bremen, Germany university computing technique center; Thomas Sindt, Hendrik Witt, " Wearable Computing for Aircraft Maintenance:Simplifying the User Interface; " IEEE IFAWC; 2006:P1-12.), comprising: head mounted display (model is MicroOptical SV-6HMD) and driving circuit thereof, earphone, microphone; Battery; Portable computer, blue teeth wireless keyboard, data glove; This auxiliary device need carry out input operation through data glove under wearable pattern, adopt data glove to import through gesture motion, is used to read electronic maintenance handbook, service action log and data.The shortcoming of this device is to utilize the felt pen operation owing to the touch-screen that adopts hand-held mode, carry through portable computer; Perhaps utilize various attitude sensors in the data glove, in order to the action of perception hand, through the hand motion control computer; No matter utilize felt pen operation, or adopt data glove to carry out all must operating alternately through eye, hand through gesture motion.
More than two types of technology all exist and must carry out the operating maintenance auxiliary device through eye, hand, and suspend the current maintenance operation of maintainer; Simultaneously owing to lack graphicinformation acquisition function (means), exist again and can not be at any time the situation (phenomenon of the failure, maintenance result) of maintenance sites etc. be taken pictures and videograph, be unfavorable for carrying out defectives such as failure analysis, follow-up investigations afterwards.
And at " Preliminary Investigation of Wearable Computers for Task Guidance in Aircraft Inspection (utilizing the applicable cases investigation of wearable computer vector aircraft inspection flow process) " (Jennifer J.Ockerman; Amy R.Pritchett; " Preliminary Investigation of Wearable Computers for Task Guidance in Aircraft Inspection " Second International Symposium on Wearable Computers Oct.1998:P33-40) has put down in writing the employing wearable computer and in the aircraft inspection process, has shown its inspection flow process and the wearable device applicable cases investigation (summary) that the omission situation is exercised supervision and points out in the document; This type of device is made up of wearable computer, monocular telltale, earphone and microphone; The monocular telltale is used for displays image information, earphone is reported aircraft inspection step information, and microphone carries out voice control through speech recognition program to computing machine; This device adopts voice that computing machine is controlled, though with maintainer's hand from the operating maintenance auxiliary device, free, to be exclusively used in maintenance operation; But owing to lack graphicinformation acquisition function (means), thereby still exist and can not be at any time the situation (phenomenon of the failure, maintenance result) of maintenance sites etc. be taken pictures and videograph, be unfavorable for carrying out defectives such as failure analysis, follow-up investigations afterwards.
Summary of the invention
The objective of the invention is to defective to the background technology existence; Improve a kind of Wearable aircraft maintenance of design and use auxiliary device; Through adopting monocular telltale, voice, headwork etc. not to need the manual non-traditional Input/Output Device of operating personal as man-machine interaction mode; So that the aircraft maintenance personnel can not have hand operation (without manual manipulation) to the maintenance auxiliary device when carrying out maintenance operation, and wait through taking pictures situation to maintenance sites (phenomenon of the failure, keep in repair the result) etc. write down, for to failure analysis etc. foundation is provided afterwards; Improve repair quality and maintenance efficiency thereby reach, reduce purposes such as maintenance cost.
Technical scheme of the present invention is to the defective that must interrupt current maintenance work through manual manipulation that exists in the part background technology; The present invention is through adopting the monocular telltale; Earphone, microphone; Camera and head movement detector unit solely or comprehensively carry out man-machine interaction, and the hand that takies with hand-held auxiliary device or when manually grasping auxiliary device therefrom frees, to be exclusively used in maintenance operation; And to above-mentioned three background technologies all can not be at any time in maintenance process to the defective with videograph of taking pictures such as the situation of maintenance sites; The present invention then adopts and sets up a head mounted image-sensing head, the situation of maintenance sites (phenomenon of the failure, maintenance result) is waited takes pictures and videograph, put on record at any time, supplies usefulness such as failure analysis, tracking afterwards; Therefore, Wearable aircraft maintenance auxiliary device of the present invention comprises wearable computer, the monocular telltale, and earphone and microphone (acoustic pickup), power supply, key is that this auxiliary device also is provided with head movement detector and camera; Wherein the monocular telltale is connected with wearable computer through the VGA vision cable; Earphone and microphone are connected with wearable computer through voice-frequency cable; Camera then is connected with wearable computer through USB cable; The head movement detector is connected with wearable computer through USB cable, and power supply is that whole device provides work energy through power lead.
Above-mentioned head movement detector comprises the helmet and is located at is with gyrostatic inertial sensor or gyroscope, microcontroller, communication circuit in it; Wherein with gyrostatic inertial sensor or gyroscope with head nod and the action of shaking the head changes that numerical information, microcontroller are read in this numerical information into and change it into control command after, send into wearable computer (execution) through communication circuit.
And said camera is head mounted image-sensing head, this camera are fixed in the helmet through support dead ahead.Said monocular telltale is transmission-type monocular telltale or non-transmission-type monocular telltale, and this telltale is fixed in the dead ahead of the helmet turnably through with gemel support.
Said power supply is that whole device provides work energy through power lead; For burning voltage and guarantee horsepower output; Also be provided with the direct current transformation circuit at power output end, the direct current transformation circuit changes power source voltage the required burning voltage in relevant work unit into, to the whole device that comprises wearable computer, monocular telltale, camera and head movement detector work energy is provided respectively again.
Said power supply is a distributed power source.
Said wearable computer is conventional commercially available wearable computer or assembly type wearable computer; When adopting the assembly type wearable computer, this computing machine is the ARM embedded computer that comprises microprocessor, random access memory, flash memories (FLASH), SD card, video card, sound card, usb communication circuit; Corresponding interface is connected with monocular telltale, earphone, microphone, camera, head movement detector and power supply respectively this embedded computer on the casing through being located at.
The present invention adopts voice and headwork not to need manual input mode for these two kinds, at first through voice command transmit operation request, again through the nodding action affirmation of head or through the action cancellation voice request of shaking the head; This employing voice transmit operation request (order) and confirm (affirming) or negative voice transmit operation request (order) through the mode of nodding and shake the head; Can avoid because of use voice fully, in case the maloperation that speech recognition errors occurs takes place, and can maintainer's hand be freed from operation assisting device, to be exclusively used in maintenance operation; The present invention is owing to set up the head mounted image-sensing head, the situation (phenomenon of the failure, maintenance result) of maintenance sites is waited take pictures and videograph, put on record at any time; Thereby can be accurately, objectively the situation of maintenance sites is noted; Supply afterwards to fault analyze, usefulness such as its maintenance effect of follow-up investigations, and help continuous summary, improve maintenance level and quality.Thereby the present invention maintenance to have comprehensive function with auxiliary device strong; In maintenance process not only can to auxiliary device do not have handization (without hand) operation, but also can be at any time to the situation (phenomenon of the failure, maintenance result) of maintenance sites etc. through taking pictures accurately, noting objectively; And can effectively improve repair quality and maintenance efficiency, reduce characteristics such as maintenance cost.
Description of drawings
Fig. 1 for Wearable aeronautical maintenance of the present invention with auxiliary device running condition scheme drawing, wherein part shown in the solid line is for being human body partly shown in the auxiliary device of the present invention, long and two-short dash line;
Fig. 2 keeps in repair with auxiliary device structure and annexation scheme drawing (block scheme) for the present invention;
Fig. 3 is a wearable computer structural representation (block scheme) in the embodiment of the invention 1;
Fig. 4 is a specific embodiment of the invention head movement detector arrangement scheme drawing (block scheme).
Among the figure: 1. wearable computer, 1-1. treater, 1-2. random access memory, 1-3. flash memories (FLASH), 14.SD card, 1-5. video card, 1-6. sound card, 1-7.USB communication circuit; 2. distributed power source, the 3. helmet, 4. monocular telltale; 5. earphone; 6. microphone (acoustic pickup), 7. camera, 8. head movement detector, 8-1. inertial sensor (gyroscope), 8-2. microcontroller, 8-3.USB communication circuit.
The specific embodiment
Embodiment 1: present embodiment wearable computer 1 adopts assembly type ARM embedded computer; Accompanying drawing 3 i.e. this computer organization scheme drawing (block scheme); Wherein: the model of treater 1-1 is flush bonding processor, support multiple interfaces and the external device direct connection of S3C2440; Random access memory 1-2 model is the synchronous DRAM (SDRAM) of HY57V561620, is connected with treater 1-1 through memory bus; Flash memories (FLASH) 1-3 adopt model be K9F1208U0C the nonvolatile flash memory device, be connected with treater 1-1 through memory bus; SD card 1-4 is the Jin Shidun SD storage card of capacity 4GB, is connected with treater 1-1 with interface bus through SD card socket; It is that the ADV7125 chip for driving also is connected with treater 1-1, is connected with monocular telltale 4 through the VGA cable through video bus respectively that video card 1-5 adopts model; Sound card 1-6 then adopts model to be the chip of UDA1341 and to be connected with treater 1-1, to be connected with earphone 5 and microphone 6 through voice-frequency cable respectively through the IIS bus, and usb communication circuit 1-7 adopts model to be chip and the USB expansion connect chip of GL850G and to be connected with treater 1-1, to pass through USB cable respectively and be connected with camera 7, head movement detector 8 through usb bus; This embodiment wearable computer (promptly is positioned at human body back) through the hard aluminium alloy shell and the snap fit of band VGA socket, COBBAIF socket, USB socket, battery socket and source switch in the working clothes rear portion;
Power supply 2 present embodiments adopt three 11.1V lithium celies and are the step-down module (being said direct current transformation circuit) of LM2596 through model; With output 11.1V voltage transformation to the stable 5V output voltage of lithium cell, for wearable computer 1, monocular telltale 4, camera 7, head movement detector 8 and whole device provide electric energy; It is the transmission-type monocular telltale (production of the triumphant letter electronic engineering in Shaanxi limited liability company) of DS-900 that monocular telltale 4 present embodiments adopt model, is fixed on the place ahead of the helmet 3 through the with gemel support that can upwards rotate; Earphone 5 places the helmet 3 both sides to be connected with wearable computer 1 through voice-frequency cable; Microphone 6 is fixed in a side of the helmet 3 through rotatable support frame; Camera 7 models are MPC-30C, are fixed in the dead ahead of the helmet 3, link to each other with wearable computer 1 through USB cable;
Embodiment 2: it is the computing machine of OQO Model 03 that present embodiment wearable computer 1 adopts model; Being fixed on VGA interface, the VGA cable that the back is passed through on the expansion slot interface on the working clothes is connected with monocular telltale 4; Be connected with earphone 5 through earphone jack and voice-frequency cable; Be connected with microphone 6 through microphone jack and voice-frequency cable; Be connected with camera 7 through USB interface and USB cable, be connected with head movement detector 8, be connected with distributed power source 2 through power lead and outlet through USB interface and USB cable; It is the non-transmission-type monocular telltale (production of the triumphant letter electronic engineering in Shaanxi limited liability company) of KS-800 that monocular telltale 4 present embodiments adopt model; Remainder is all identical with embodiment 1.
Claims (7)
1. auxiliary device is used in a Wearable aircraft maintenance, comprises wearable computer, the monocular telltale, and earphone and microphone, power supply is characterized in that this auxiliary device also is provided with head movement detector and camera; Wherein the monocular telltale is connected with wearable computer through the VGA vision cable; Earphone and microphone are connected with wearable computer through voice-frequency cable; Camera then is connected with wearable computer through USB cable; The head movement detector is connected with wearable computer through USB cable, and power supply is that whole device provides work energy through power lead.
2. use auxiliary device by the said Wearable aircraft maintenance of claim 1, it is characterized in that said head movement detector comprises the helmet and is located at its interior gyrostatic inertial sensor or gyroscope, microcontroller, communication circuit be with; Wherein with gyrostatic inertial sensor or gyroscope with head nod and the action of shaking the head changes that numerical information, microcontroller are read in this numerical information into and change it into control command after, send into wearable computer through communication circuit.
3. use auxiliary device by the said Wearable aircraft maintenance of claim 1, it is characterized in that said camera is head mounted image-sensing head, this camera are fixed in the helmet through support dead ahead.
4. use auxiliary device by the said Wearable aircraft maintenance of claim 1, it is characterized in that said monocular telltale is transmission-type monocular telltale or non-transmission-type monocular telltale, this telltale is fixed in the dead ahead of the helmet turnably through with gemel support.
5. use auxiliary device by the said Wearable aircraft maintenance of claim 1; It is characterized in that for burning voltage and guarantee horsepower output; Mouth at said power supply also is provided with the direct current transformation circuit, and this direct current transformation circuit changes power source voltage the required burning voltage in relevant work unit into, to the whole device that comprises wearable computer, monocular telltale, camera and head movement detector work energy is provided respectively again.
6. use auxiliary device by claim 1 or 5 said Wearable aircraft maintenances, it is characterized in that said power supply is a distributed power source.
7. use auxiliary device by the said Wearable aircraft maintenance of claim 1, it is characterized in that said wearable computer is conventional commercially available wearable computer or assembly type wearable computer; When adopting the assembly type wearable computer, this computing machine is the ARM embedded computer that comprises microprocessor, random access memory, flash memories, SD card, video card, sound card, usb communication circuit; Corresponding interface is connected with monocular telltale, earphone, microphone, camera, head movement detector and power supply respectively this embedded computer on the casing through being located at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220098.2A CN102795349B (en) | 2012-06-29 | 2012-06-29 | Wearable auxiliary device for aircraft maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220098.2A CN102795349B (en) | 2012-06-29 | 2012-06-29 | Wearable auxiliary device for aircraft maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102795349A true CN102795349A (en) | 2012-11-28 |
| CN102795349B CN102795349B (en) | 2015-04-15 |
Family
ID=47194703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210220098.2A Expired - Fee Related CN102795349B (en) | 2012-06-29 | 2012-06-29 | Wearable auxiliary device for aircraft maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102795349B (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103049007A (en) * | 2012-12-29 | 2013-04-17 | 安科智慧城市技术（中国）有限公司 | System and method for operating mobile platform based on head movement of operator |
| CN105590267A (en) * | 2014-11-04 | 2016-05-18 | 国家电网公司 | Distribution first-aid repair team cooperation information support system based on wearable device |
| WO2016096376A1 (en) * | 2014-12-19 | 2016-06-23 | Robert Bosch Gmbh | Identifying and repair-assisting device and method |
| CN105976816A (en) * | 2016-05-06 | 2016-09-28 | 上海航天测控通信研究所 | Head device based intelligent voice recognition system |
| CN106200954A (en) * | 2016-07-06 | 2016-12-07 | 捷开通讯(深圳)有限公司 | Virtual reality system and the control method of virtual reality glasses |
| US9611055B2 (en) | 2014-11-12 | 2017-04-04 | Honeywell International Inc. | Context based content display in a wearable device |
| CN106579628A (en) * | 2016-12-31 | 2017-04-26 | 歌尔科技有限公司 | Helmet and method for reducing weight thereof |
| CN107003743A (en) * | 2014-12-15 | 2017-08-01 | 罗伯特·博世有限公司 | Identification and detection servicing unit and method |
| CN109561377A (en) * | 2017-09-26 | 2019-04-02 | 中航贵州飞机有限责任公司 | A kind of technique biphone microphone detection device |
| CN109730388A (en) * | 2019-03-06 | 2019-05-10 | 沈勇嵬 | A kind of multifunctional all sports helmet |
| CN110519299A (en) * | 2019-09-20 | 2019-11-29 | 惠州市新一代工业互联网创新研究院 | A kind of internet intelligent terminal system and its application method for supporting multi-protocols adaptation |
| CN110543149A (en) * | 2019-07-22 | 2019-12-06 | 国营芜湖机械厂 | Aviation seat bullet loading and unloading auxiliary system based on intelligent glasses and use method |
| CN110764615A (en) * | 2019-10-17 | 2020-02-07 | 辽宁中航信诺科技有限公司 | Checking and maintaining method of aircraft landing gear retraction system based on AR equipment |
| CN113570732A (en) * | 2021-08-10 | 2021-10-29 | 郑州航空工业管理学院 | Shield maintenance auxiliary method and system based on AR technology |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101419339A (en) * | 2008-11-24 | 2009-04-29 | 电子科技大学 | Head-mounted display |
| WO2012040107A1 (en) * | 2010-09-20 | 2012-03-29 | Kopin Corporation | Advanced remote control of host application using motion and voice commands |
-
2012
- 2012-06-29 CN CN201210220098.2A patent/CN102795349B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101419339A (en) * | 2008-11-24 | 2009-04-29 | 电子科技大学 | Head-mounted display |
| WO2012040107A1 (en) * | 2010-09-20 | 2012-03-29 | Kopin Corporation | Advanced remote control of host application using motion and voice commands |
Non-Patent Citations (1)
| Title |
|---|
| 陈东义等: "面向工业应用的可穿戴计算技术", 《电子科技大学学报》, vol. 38, no. 5, 30 September 2009 (2009-09-30) * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103049007A (en) * | 2012-12-29 | 2013-04-17 | 安科智慧城市技术（中国）有限公司 | System and method for operating mobile platform based on head movement of operator |
| CN105590267A (en) * | 2014-11-04 | 2016-05-18 | 国家电网公司 | Distribution first-aid repair team cooperation information support system based on wearable device |
| US9611055B2 (en) | 2014-11-12 | 2017-04-04 | Honeywell International Inc. | Context based content display in a wearable device |
| CN107003743A (en) * | 2014-12-15 | 2017-08-01 | 罗伯特·博世有限公司 | Identification and detection servicing unit and method |
| WO2016096376A1 (en) * | 2014-12-19 | 2016-06-23 | Robert Bosch Gmbh | Identifying and repair-assisting device and method |
| CN105976816A (en) * | 2016-05-06 | 2016-09-28 | 上海航天测控通信研究所 | Head device based intelligent voice recognition system |
| CN106200954B (en) * | 2016-07-06 | 2019-08-23 | 捷开通讯(深圳)有限公司 | The control method of virtual reality system and virtual reality glasses |
| CN106200954A (en) * | 2016-07-06 | 2016-12-07 | 捷开通讯(深圳)有限公司 | Virtual reality system and the control method of virtual reality glasses |
| CN106579628A (en) * | 2016-12-31 | 2017-04-26 | 歌尔科技有限公司 | Helmet and method for reducing weight thereof |
| CN109561377A (en) * | 2017-09-26 | 2019-04-02 | 中航贵州飞机有限责任公司 | A kind of technique biphone microphone detection device |
| CN109730388A (en) * | 2019-03-06 | 2019-05-10 | 沈勇嵬 | A kind of multifunctional all sports helmet |
| CN110543149A (en) * | 2019-07-22 | 2019-12-06 | 国营芜湖机械厂 | Aviation seat bullet loading and unloading auxiliary system based on intelligent glasses and use method |
| CN110519299A (en) * | 2019-09-20 | 2019-11-29 | 惠州市新一代工业互联网创新研究院 | A kind of internet intelligent terminal system and its application method for supporting multi-protocols adaptation |
| CN110764615A (en) * | 2019-10-17 | 2020-02-07 | 辽宁中航信诺科技有限公司 | Checking and maintaining method of aircraft landing gear retraction system based on AR equipment |
| CN110764615B (en) * | 2019-10-17 | 2023-08-04 | 辽宁中航信诺科技有限公司 | Method for checking and maintaining aircraft landing gear retraction system based on AR equipment |
| CN113570732A (en) * | 2021-08-10 | 2021-10-29 | 郑州航空工业管理学院 | Shield maintenance auxiliary method and system based on AR technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102795349B (en) | 2015-04-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102795349B (en) | Wearable auxiliary device for aircraft maintenance | |
| CN103890836B (en) | The bluetooth with power management or other wave points for head mounted display | |
| CN103309585B (en) | A kind of information processing method and electronic equipment | |
| US20120075177A1 (en) | Lapel microphone micro-display system incorporating mobile information access | |
| CN104541228A (en) | Providing support for device states | |
| CN101718991A (en) | Vehicle diagnosis system and method based on mobile phone platform | |
| US9430028B2 (en) | Systems and method for providing hierarchical computing in wearable processing units | |
| EP4141680A1 (en) | Debug data communication system for multiple chips | |
| CN103907078A (en) | System and method for input sharing between multiple devices | |
| CN106796532B (en) | Virtual sensor hub for an electronic device | |
| CN104679552B (en) | Selectively disable sensor and associated function | |
| CN205334460U (en) | Computer software testing arrangement | |
| CN201725246U (en) | Portable computer | |
| CN201886314U (en) | 32-bit embedded data acquisition device | |
| JP2011012994A (en) | Data recording device supplied with power from device for outputting data and data recording method for the device | |
| CN206892825U (en) | The smart pen of handwriting thickness can be surveyed | |
| CN207020639U (en) | Smart pen with fingerprint | |
| CN207124680U (en) | A kind of external camera assembly | |
| CN206892722U (en) | An inner frame for smart pen | |
| CN211061944U (en) | Portable multidata collection system | |
| CN209433276U (en) | A kind of plane data acquisition dilatation terminal | |
| CN202196455U (en) | Travelling data recorder for electric automobile battery management system | |
| CN102662438A (en) | Panel computer based on advanced RISC machines (ARM) processor | |
| CN201796608U (en) | Storage device quality detector | |
| CN104615205A (en) | Industrial tablet personal computer with a multifunctional interface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20180629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |